45210646 has 16 divisors (see below), whose sum is σ = 73198944. Its totient is φ = 20818944.

The previous prime is 45210629. The next prime is 45210689. The reversal of 45210646 is 64601254.

45210646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11350 + ... + 14806.

It is an arithmetic number, because the mean of its divisors is an integer number (4574934).

Almost surely, 2^45210646 is an apocalyptic number.

45210646 is a deficient number, since it is larger than the sum of its proper divisors (27988298).

45210646 is a wasteful number, since it uses less digits than its factorization.

45210646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 45210646 is about 6723.8862274729. The cubic root of 45210646 is about 356.2434632637.

The spelling of 45210646 in words is "forty-five million, two hundred ten thousand, six hundred forty-six".